Planetary gear transmission systems or components – Differential planetary gearing – Spur gear differential
Reexamination Certificate
2006-11-21
2006-11-21
Wright, Dirk (Department: 3681)
Planetary gear transmission systems or components
Differential planetary gearing
Spur gear differential
Reexamination Certificate
active
07137922
ABSTRACT:
A differential device includes a main flywheel, a main shaft integrated with the main central gear, prime train of planet gears, secondary train of planet gears, secondary shaft integrated with the secondary central gear, and a fixing plate. This improved device can resolve problems of current bevel gear-driven differential devices and improve dramatically the drive force and stability of the differential device.
REFERENCES:
patent: 2900846 (1959-08-01), Lehman
patent: 3375735 (1968-04-01), Saari
Egbert Law Offices
Taiwan Jet Power Industrial Ltd.
Wright Dirk
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